<?php

/*
	+-----------------------------------------------------------------------------+
	| ILIAS open source                                                           |
	+-----------------------------------------------------------------------------+
	| Copyright (c) 1998-2007 ILIAS open source, University of Cologne            |
	|                                                                             |
	| This program is free software; you can redistribute it and/or               |
	| modify it under the terms of the GNU General Public License                 |
	| as published by the Free Software Foundation; either version 2              |
	| of the License, or (at your option) any later version.                      |
	|                                                                             |
	| This program is distributed in the hope that it will be useful,             |
	| but WITHOUT ANY WARRANTY; without even the implied warranty of              |
	| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               |
	| GNU General Public License for more details.                                |
	|                                                                             |
	| You should have received a copy of the GNU General Public License           |
	| along with this program; if not, write to the Free Software                 |
	| Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA. |
	+-----------------------------------------------------------------------------+
*/

/**
* This class represents a hidden form property in a property form.
*
* @author Roland Küstermann (rkuestermann@mps.de)
* @version $Id$
* @ingroup	ServicesForm
*/
class ilHiddenInputGUI extends ilFormPropertyGUI {
    protected $value;
    
    /**
	* Constructor
	*
	* @param	string	$a_title	Title
	* @param	string	$a_postvar	Post Variable
	*/
	function __construct($a_postvar)
	{
		parent::__construct("", $a_postvar);
		$this->setType("hidden");
	}

	/**
	* Set Value.
	*
	* @param	string	$a_value	Value
	*/
	function setValue($a_value)
	{
		$this->value = $a_value;
	}

	/**
	* Get Value.
	*
	* @return	string	Value
	*/
	function getValue()
	{
		return $this->value;
	}
    
	
	/**
	* Check input, strip slashes etc. set alert, if input is not ok.
	*
	* @return	boolean		Input ok, true/false
	*/	
	function checkInput()
	{
		return true;		// please overwrite
	}
	
	/**
	* Set value by array
	*
	* @param	array	$a_values	value array
	*/
	function setValueByArray($a_values)
	{
		$this->setValue($a_values[$this->getPostVar()]);
	}
	
	/**
	* Insert property html
	*
	* @return	int	Size
	*/
	function insert(&$a_tpl)
	{
		$a_tpl->setCurrentBlock("hidden");		
		$a_tpl->setVariable('PROP_INPUT_TYPE','hidden');
		$a_tpl->setVariable("POST_VAR", $this->getPostVar());
		$a_tpl->setVariable("ID", $this->getFieldId());
		$a_tpl->setVariable("PROPERTY_VALUE", ilUtil::prepareFormOutput($this->getValue()));
		$a_tpl->parseCurrentBlock();
	}
}
?>